64 research outputs found

    Fairness Reactions to the Employment Interview

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    The current research explores applicants’ reactions to the employment interview and how these are associated with core self-evaluations and proactivity along with perceptions of the interviewer and interview’s justice perceptions of post-interview outcomes (behavioral intentions, job attractiveness, and organizational attractiveness). We also explored the role of perceived organizational support (POS) in these relationships. We employ a cross-sectional approach, with the participation of 238 actual job applicants, using a survey methodology. We demonstrated the important role of core self-evaluations in fairness perceptions of the interview, along with the significant role of some interview characteristics, more importantly informativeness and personableness. Finally, applicants’ perceptions of the employer were also strongly associated with interview’s justice perceptions and post-interview outcomes. This is one of the first and very few studies exploring this topic in a non-English culture (in Greece), with actual job applicants, not students

    Open-Circuit Mouthpiece Ventilation: Indications, Evidence and Practicalities

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    Open-circuit mouthpiece ventilation (MPV) is a method of noninvasive ventilation, which can be used to provide full-time support, induce lung volume recruitment, increase cough efficacy, defer tracheostomy and possibly improve survival and quality of life in advanced-stage neuromuscular patients. MPV might also be applicable to other chronic respiratory diseases as well as in acute exacerbations of chronic obstructive pulmonary disease and can also be employed for the extubation of unweanable neuromuscular patients. A candidate for MPV should be able to rotate his neck adequately, grab the mouthpiece with his lips and maintain sufficient control of the upper airway muscles. MPV is usually provided in the volume assisted-controlled mode with a tidal volume between 0.7 and 1.5 L, zero PEEP and backup rate set to the lower allowed value, allowing the patient to define his own ventilatory pattern. The “low pressure” and “apnea” alarm should be switched off, if possible, or special setting adjustments should be used to prevent their activation. Comprehensive patient training and dedicated nursing time are important for the application of MPV. MPV is considered a safe method for the majority of the patients, but accidental mouthpiece loss is an important concern

    Students and COVID-19 Pandemic: Learning Engagement and Social Dialectic of Space – Research on Students at the University of Ioannina in Greece

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    The COVID-19 pandemic in March 2020 also caused the closure of all educational institutions in Greece. Higher education implemented the distance education system for the first time. In the new educational environment, all the active interactions of students’ learning engagement were put to the test. Learning engagement is directly linked to the suitability and functionality of the study space. Space is the result of a series and set of functions, and sometimes it allows new actions to happen, sometimes it suggests others, and sometimes it forbids them. During the pandemic, it was an important criterion for the learning process, for quality and demanding student learning. A quantitative survey conducted in April 2023 on a sample of 537 students from 21 Departments of the University of Ioannina showed that the family environment, the number of bedrooms, the functionality of the space and the economic level of the family are factors that played an important role in the learning engagement and involvement of the students. The research findings showed the positive correlation of student study space functionality with financial capital and learning engagement, issues analysed in this paper

    Very-High-Resolution SAR Images and Linked Open Data Analytics Based on Ontologies

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    In this paper, we deal with the integration of multiple sources of information such as Earth observation (EO) synthetic aperture radar (SAR) images and their metadata, semantic descriptors of the image content, as well as other publicly available geospatial data sources expressed as linked open data for posing complex queries in order to support geospatial data analytics. Our approach lays the foundations for the development of richer tools and applications that focus on EO image analytics using ontologies and linked open data. We introduce a system architecture where a common satellite image product is transformed from its initial format into to actionable intelligence information, which includes image descriptors, metadata, image tiles, and semantic labels resulting in an EO-data model. We also create a SAR image ontology based on our EO-data model and a two-level taxonomy classification scheme of the image content. We demonstrate our approach by linking high-resolution TerraSAR-X images with information from CORINE Land Cover (CLC), Urban Atlas (UA), GeoNames, and OpenStreetMap (OSM), which are represented in the standard triple model of the resource description frameworks (RDFs)

    SexTant: Visualizing Time-Evolving Linked Geospatial Data

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    We present SexTant, a Web-based system for the visualization and exploration of time-evolving linked geospatial data and the creation, sharing, and collaborative editing of "temporally-enriched" thematic maps which are produced by combining dierent sources of such data

    Encouraging positive bystander responses to bias-based bullying in primary schools through a serious game approach:a non-randomized controlled evaluation of the 'GATE-BULL' program

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    Bias-based bullying is a serious public health issue, negatively impacting on the well-being of children with socially devalued identities or attributes. The aim of the GATE-BULL project was to develop and evaluate a serious game supplemented by a series of classroom-based lesson plans to encourage positive bystander responses in weight-, ethnicity-, and religion-based bullying situations. The program was a 4-week school-based intervention targeted at 9– 13-year-olds and tested using a quasi-experimental design. In total, 578 children from the Netherlands, Scotland and Greece were included in the analyses. The evaluation suggested that the GATE-BULL program improved the intention to intervene in weight-based bullying situations in Scotland and marginally contributes to a reduction in intergroup anxiety among majority group children with respect to Muslim children in the Netherlands. No positive effects were found in Greece. While the program showed limited evidence of effectiveness, several important lessons have been learned for future development of interventions targeting bias-based bullying.<br/

    Sextant: Visualizing time-evolving linked geospatial data

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    The linked open data cloud is constantly evolving as datasets get continuously updated with newer versions. As a result, representing, querying, and visualizing the temporal dimension of linked data is crucial. This is especially important for geospatial datasets that form the backbone of large scale open data publication efforts in many sectors of the economy (e.g., the public sector, the Earth Observation sector). Although there has been some work on the representation and querying of linked geospatial data that change over time, to the best of our knowledge, there is currently no tool that offers spatio-temporal visualization of such data. This is in contrast with the existence of many tools for the visualization of the temporal evolution of geospatial data in the GIS area. In this article, we present Sextant, a Web-based system for the visualization and exploration of time-evolving linked geospatial data and the creation, sharing, and collaborative editing of “temporally-enriched” thematic maps which are produced by combining different sources of such data. We present the architecture of Sextant, give examples of its use and present applications in which we have deployed it

    Wildfire monitoring using satellite images, ontologies and linked geospatial data

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    Advances in remote sensing technologies have allowed us to send an ever-increasing number of satellites in orbit around Earth. As a result, Earth Observation data archives have been constantly increasing in size in the last few years, and have become a valuable source of data for many scientific and application domains. When Earth Observation data is coupled with other data sources many pioneering applications can be developed. In this paper we show how Earth Observation data, ontologies, and linked geospatial data can be combined for the development of a wildfire monitoring service that goes beyond applications currently deployed in various Earth Observation data centers. The service has been developed in the context of European project TELEIOS that faces the challenges of extracting knowledge from Earth Observation data head-on, capturing this knowledge by semantic annotation encoded using Earth Observation ontologies, and combining these annotations with linked geospatial data to allow the development of interesting applications
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